Credibility-Based Biobjective Fuzzy Optimization for Supplier Selection Problem with Disruption

Table 4

Variable cost data for supplier selection problem.

Supplier	Product	Variable cost
		Level-1	Level-2	Level-3
1	1	(9.5, 10, 10.7)	(11, 11.5, 12)	(12, 12.5, 13)
	2	(6, 7, 7.3)	(7.4, 7.5, 7.9)	(8, 8.3, 8.5)
	3	(6, 7, 7.3)	(10.5, 10.6, 11)	(11.2, 11.3, 11.6)
2	1	(9, 10, 10.5)	(10.5, 10.75, 11)	(11.2, 11.5, 11.8)
	2	(5.5, 6, 6.2)	(6.3, 6.4, 6.5)	(6.6, 6.8, 7)
	3	(5, 6, 6.3)	(6.4, 6.5, 6.7)	(6.8, 6.9, 8)
3	1	(5.8, 6, 6.35)	(6.4, 6.5, 6.8)	(6.85, 7, 7.5)
	2	(4.2, 5, 5.2)	(5.25, 5.4, 5.6)	(5.65, 5.9, 6)
	3	(2.4, 3, 3.2)	(3.25, 3.3, 3.5)	(3.5, 3.6, 4)
4	1	(9, 10, 10.2)	(10.4, 10.8, 11)	(11, 11.5, 12)
	2	(8.5, 9, 9.6)	(9.6, 9.8, 10.3)	(10.5, 10.8, 11)
	3	(4.2, 5, 5.5)	(5.5, 5.8, 5.9)	(6, 6.2, 6.6)
5	1	(3.8, 4, 4.2)	(4.3, 4.5, 4.6)	(4.65, 4.8, 5)
	2	(3.5, 4, 4.2)	(4.4, 4.5, 4.7)	(4.8, 5, 5.6)
	3	(9, 10, 10.5)	(10.8, 11, 11.2)	(11.3, 11.5, 11.6)